40146065 has 8 divisors (see below), whose sum is σ = 48894720. Its totient is φ = 31637232.

The previous prime is 40146059. The next prime is 40146077. The reversal of 40146065 is 56064104.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40146065 is a prime.

It is a super-2 number, since 2×40146065² = 3223413069968450, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59585 + ... + 60254.

It is an arithmetic number, because the mean of its divisors is an integer number (6111840).

Almost surely, 2^40146065 is an apocalyptic number.

It is an amenable number.

40146065 is a deficient number, since it is larger than the sum of its proper divisors (8748655).

40146065 is a wasteful number, since it uses less digits than its factorization.

40146065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119911.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 40146065 is about 6336.0922499597. The cubic root of 40146065 is about 342.4109630564.

The spelling of 40146065 in words is "forty million, one hundred forty-six thousand, sixty-five".